Laserfiche WebLink
Sequoia 680 Chesapeake Drive Redwood City,CA 94063 (415) 364.9600 FAX(415) 3649233 <br /> 1900 Bates Avenue, Suite L Concord,CA 94526 (510) 686-9600 FAX(510)686-9689 <br /> Analytical 819 Striker A,,riu,,Suite 8 Sacramento,CA 95834 (916) 92t-9600 FAX(916)921.0 100 <br /> .................... <br /> . .............. <br /> . .. ..... <br /> Brown&C4.1dWe.........ll I Project. c't 110 Arco ........... ........... <br /> ­ .... <br /> f e' <br /> 9616 Micron Ave., Suite 600 Matrix: Soil <br /> Sacramento, CA 95827 <br /> Attention: Steve Misner OC Sample GouD: 4091278-1293 Reported: Oct 7, 1994:" <br /> ........... <br /> .......... ....... <br /> ..... ....... <br /> ........................ <br /> .,JOLIALITY,CO.NTROL DATA REPORT <br /> ANALYTE Ethyl- <br /> Benzene Toluene Benzene Xyienes <br /> Method: EPA 8020 EPA 8020 EPA 8020 EPA 8020 <br /> Analyst: K.Pocan K Pocan K.Pocan K Pocan <br /> Concentration <br /> Spiked: 0._20 mg/kg 0.20 mg/kg 0.20 mg/kg 0.60 mg/kg <br /> LCS Batch#: LCS100494 LCS100494 LCS100494 LCS100494 <br /> Date Prepared: 10/4/94 10/4/94 10/4/94 10/4/94 <br /> Date Analyzed: 10/4/94 10/4/94 10/4/94 10/4/94 <br /> Instrument I.D.#: GCHP-11 GGHP-1 GCHP.-I GCHP-1 <br /> LCS <br /> Recovery.;,, 99 97 97 <br /> i. C o ntro I Li m itS.'L 25 75-125 75-125 75-125 <br /> x x <br /> ............ <br /> ......... <br /> .2" . ...... <br /> MS/MSD <br /> Batch#: 4091281 4091281 4091281 4091281 <br /> Date Prepared: 10/4/94 10/4/94 10/4/94 10/4/94 <br /> Date Analyzed: 10/4/94 110/4/94 10/4/94 10/4/94 <br /> Instrument I.D.#: GCHP-1 GCHP-11 GCHP-1 GCHP-1 <br /> Matrix Spike <br /> 56'Recovery: so 89 90. 90 <br /> Matrix Spike <br /> Duplicate% <br /> • Recovery: 92 92 95 93 <br /> Relative% <br /> Difference: 3.3 3.3 5.4 3.3 <br /> SEQUOIA ANALYTICAL Please Note: <br /> The LCS is a control sample of known,interferent free matrix that is analyzed using the same reagents,- <br /> preparation and analytical methods employed for the samples. The LCS%recovery data is used for <br /> 1� <br /> validation of sample batch results. Due to matrix effects,the QC limits for MS/MSD's are advisory only <br /> Je nie Higgins and are not used to accept or reject batch results. <br /> Project Manager <br /> 4091278,BRS <4> <br />